Main Use:For Landscaping; Tree planting, retaining wall or foundation pier holes. Fencing, Post holes. Soil testing. Construction holes. Product Information:Operates in all soil types where there is no rock. Ideal for narrow access. Powerful & easy to operate. 2-stroke motor. Fully portable for rural jobs. Two persons needed to operate, dial before you dig. Hire includes one auger. Specifications: Auger sizes available: 100mm (4"), 150mm (6"), 225mm (10") Extension shaft available: to dig to 1.8m (6")